Company lists · Data refreshed September 2026
Top 25 Natural gas optimization companies based in Spain
RevenueBase identified 168 company matches for natural gas optimization companies associated with Spain as of September 2026 and tracks 1,646 professional contacts across them, including 156 with verified work emails. Madrid is the largest hub.
This list covers company matches for natural gas optimization companies associated with Spain, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 20, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest natural gas optimization companies based in Spain
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 351 contacts → | ||||
Exact match “Ingeniería y Consultoría Energética orientada a la búsqueda y el desarrollo de soluciones energéticas de alta eficiencia para sus Clientes.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 2 | 84 contacts → | ||||
Exact match “We are one of the leading energy business consultancies in Spain.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 3 | 81 contacts → | ||||
Exact match “NESS, empresa de servicios energéticos especializada en la gestión y ahorro energético.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 4 | 58 contacts → | ||||
Exact match “Azigrene es una empresa de servicios de Consultoría e Ingeniería Energética, que desarrolla su actividad en- Reducción del coste: Definición de la mejor estrategia de compra…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 5 | 33 contacts → | ||||
Exact match “Emececuadrado es una de las principales compañías del sector energético, especializada en el asesoramiento y la optimización de recursos energéticos para empresas, organismos…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 6 | 30 contacts → | ||||
Exact match “Somos una ingeniería y consultora especializada en eficiencia, gestión y transformación energética para empresas, con un enfoque técnico, integral y orientado a resultados.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 7 | 30 contacts → | ||||
Exact match “GE & PE was created in 1983 with the purpose of covering the needs and increasingly complex management and efficiency tasks related to the supply and consumption of energy by…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 8 | 28 contacts → | ||||
Exact match “A Energy Tools, empresa líder en el mercat, ajudem, de manera ètica i transparent, les empreses amb grans consums energètics a prendre les millors decisions.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 9 | 28 contacts → | ||||
Exact match “Empresa de servicios de Ingeniería y Consultoría Energética e Industrial, que desarrolla su actividad en las áreas de:* Generación y Uso Racional de la Energía en la Industria y…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 10 | 27 contacts → | ||||
Exact match “OSL Iberia es una Ingeniería multidisciplinar con presencia internacional, formado por un equipo de profesionales creativos, que desarrolla e implementa soluciones de calidad y…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 11 | 23 contacts → | ||||
Exact match “Soltec Ingenieros SL, founded in 2001, is an independent engineering and consulting firm based in Vigo, Spain.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 12 | 20 contacts → | ||||
Exact match “Empresa de servicios energéticos, especializada en diversas disciplinas en materia de ahorro energético y con una amplia formación derivada de sus más de 15 años de experiencia en…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 13 | 19 contacts → | ||||
Exact match “Impulsamos la transformación digital de nuestros clientes en el ámbito de la energía, siendo especialistas en la gestión inteligente de los datos, prestando servicios de…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 14 | 18 contacts → | ||||
Exact match “í.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 15 | 15 contacts → | ||||
Exact match “Eficae Soluciones was founded in 2016 from the collaboration between three industrial engineers graduated from the University of Extremadura forming a multidisciplinary team in…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 16 | 15 contacts → | ||||
Exact match “Aliara personaliza las soluciones de eficiencia energética relacionadas con el gas natural: desde la auditoria energética, la financiación de proyectos o el mantenimiento con…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 17 | 14 contacts → | ||||
Exact match “Servicios de Ingeniería y Consultoría en general y Energía en Particular.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 18 | 13 contacts → | ||||
Exact match “We commit to solving complex challenges, transforming energy and process efficiency into real profitability.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 19 | 12 contacts → | ||||
Exact match “IFISA es una ingeniería enfocada al mundo de las redes de fluidos industriales: Consultoría energética - Monitorización de equipos - Implantación ISO 50.001 - Legalización de…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 20 | 10 contacts → | ||||
Exact match “Somos una empresa dedicada a los proyectos de eficiencia y consultoría especializada en el sector energético.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 21 | 9 contacts → | ||||
Exact match “SOREN Energia és una Empresa de Serveis Energètics (ESE).” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 22 | 9 contacts → | ||||
Exact match “Ingeniería y arquitectura dedicada a la asesoría energética.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 23 | 8 contacts → | ||||
Exact match “Hola!” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 24 | 8 contacts → | ||||
Exact match “Somos una ingeniería consultoría proveedora de soluciones en el sector del ahorro y la eficiencia energética en edificios, especializada en el asesoramiento de la gestión integral…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 25 | 6 contacts → | ||||
Exact match “INERCO INSPECCION Y CONTROL SA is an environmental services company based out of CALLE TOMÁS ALBA EDISON, SEVILLA, Sevilla, Spain.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “natural gas optimization companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 168 natural gas optimization companies based in Spain
See the full list, filter by size, metro and specialty, and access 156 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Natural gas optimization companies based in Spain at a glance
As of Sep 20, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Spain, so it is reported there. Company counts and contact totals on this page are exact for Spain, over 168 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with Spain whose business descriptions match “natural gas optimization companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 156 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 20, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “natural gas optimization companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many natural gas optimization companies are there based in Spain?
RevenueBase identified 168 company matches for natural gas optimization companies associated with Spain as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
AESA tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most natural gas optimization companies?
Madrid leads with 30 company records, followed by Barcelona (15) and Seville (11).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 156 professional contacts with verified work emails tracked across these 168 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 2026.
Ready to reach these companies? Verified emails and direct dials for all 168 natural gas optimization companies based in Spain. Start with a free account, no credit card.
Download this list →Related lists
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- Natural gas optimization companies based in Malaysia
- Natural gas optimization companies based in the Netherlands
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Natural gas optimization companies based in Argentina
- Natural gas optimization companies based in Australia
- Natural gas optimization companies based in Brazil
- Natural gas optimization companies based in Canada
- Natural gas optimization companies based in Colombia
- Natural gas optimization companies based in France
Company intelligence · public preview
Top 25 natural gas optimization companies based in Spain
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 168 matching company records for natural gas optimization companies based in Spain, with 1,646 tracked contacts and 156 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 natural gas optimization companies based in Spain
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  AESAaesa.netHQ: Barcelona, SpainReported employees: Not recorded | Barcelona, Spain | Not recorded | Exact match | 351 contacts → |
“Ingeniería y Consultoría Energética orientada a la búsqueda y el desarrollo de soluciones energéticas de alta eficiencia para sus Clientes.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Grupo Trebol Energiagrupotrebolenergia.esHQ: Sant Joan Despi, SpainReported employees: 51-200 | Sant Joan Despi, Spain | 51-200 | Exact match | 84 contacts → |
“We are one of the leading energy business consultancies in Spain.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  NESSness.esHQ: Madrid, SpainReported employees: 11-50 | Madrid, Spain | 11-50 | Exact match | 81 contacts → |
“NESS, empresa de servicios energéticos especializada en la gestión y ahorro energético.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Azigrene Energy Consultingazigrene.esHQ: Valencia/valència, SpainReported employees: 51-200 | Valencia/valència, Spain | 51-200 | Exact match | 58 contacts → |
“Azigrene es una empresa de servicios de Consultoría e Ingeniería Energética, que desarrolla su actividad en- Reducción del coste: Definición de la mejor estrategia de compra…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Grupo Emececuadradoemececuadrado.comHQ: Badajoz, SpainReported employees: 11-50 | Badajoz, Spain | 11-50 | Exact match | 33 contacts → |
“Emececuadrado es una de las principales compañías del sector energético, especializada en el asesoramiento y la optimización de recursos energéticos para empresas, organismos…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Naturelek Energía E Ingenieríanaturelek.comHQ: Derio, SpainReported employees: 51-200 | Derio, Spain | 51-200 | Exact match | 30 contacts → |
“Somos una ingeniería y consultora especializada en eficiencia, gestión y transformación energética para empresas, con un enfoque técnico, integral y orientado a resultados.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Ge&pegeype.comHQ: Seville, SpainReported employees: 11-50 | Seville, Spain | 11-50 | Exact match | 30 contacts → |
“GE & PE was created in 1983 with the purpose of covering the needs and increasingly complex management and efficiency tasks related to the supply and consumption of energy by…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Energy Toolsenergy-tools.netHQ: Olot, SpainReported employees: 11-50 | Olot, Spain | 11-50 | Exact match | 28 contacts → |
“A Energy Tools, empresa líder en el mercat, ajudem, de manera ètica i transparent, les empreses amb grans consums energètics a prendre les millors decisions.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | EDE Ingenierosede-ingenieros.com HQ: SpainReported employees: 11-50 | Spain | 11-50 | Exact match | 28 contacts → |
“Empresa de servicios de Ingeniería y Consultoría Energética e Industrial, que desarrolla su actividad en las áreas de:* Generación y Uso Racional de la Energía en la Industria y…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | OSL Iberiaosl-iberia.com HQ: Cartagena, SpainReported employees: 51-200 | Cartagena, Spain | 51-200 | Exact match | 27 contacts → |
“OSL Iberia es una Ingeniería multidisciplinar con presencia internacional, formado por un equipo de profesionales creativos, que desarrolla e implementa soluciones de calidad y…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Soltec Ingenieros S.Lsoltecingenieros.comHQ: Vigo, SpainReported employees: 11-50 | Vigo, Spain | 11-50 | Exact match | 23 contacts → |
“Soltec Ingenieros SL, founded in 2001, is an independent engineering and consulting firm based in Vigo, Spain.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Cavo Energíascavoenergias.comHQ: Valencia, SpainReported employees: 11-50 | Valencia, Spain | 11-50 | Exact match | 20 contacts → |
“Empresa de servicios energéticos, especializada en diversas disciplinas en materia de ahorro energético y con una amplia formación derivada de sus más de 15 años de experiencia en…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Mtech Energy Consultingmtechconsulting.esHQ: Pinto, SpainReported employees: 1-10 | Pinto, Spain | 1-10 | Exact match | 19 contacts → |
“Impulsamos la transformación digital de nuestros clientes en el ámbito de la energía, siendo especialistas en la gestión inteligente de los datos, prestando servicios de…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Integra Ingenieríaintegra-sti.comHQ: Manises, SpainReported employees: 11-50 | Manises, Spain | 11-50 | Exact match | 18 contacts → |
“í.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Eficae Solucioneseficaesoluciones.comHQ: Badajoz, SpainReported employees: 11-50 | Badajoz, Spain | 11-50 | Exact match | 15 contacts → |
“Eficae Soluciones was founded in 2016 from the collaboration between three industrial engineers graduated from the University of Extremadura forming a multidisciplinary team in…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Aliara Energíaaliaraenergia.esHQ: Pozuelo De Alarcón, SpainReported employees: 11-50 | Pozuelo De Alarcón, Spain | 11-50 | Exact match | 15 contacts → |
“Aliara personaliza las soluciones de eficiencia energética relacionadas con el gas natural: desde la auditoria energética, la financiación de proyectos o el mantenimiento con…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Ingebau Soluciones DE Ingeniería SLingebau.comHQ: Seville, SpainReported employees: 1-10 | Seville, Spain | 1-10 | Exact match | 14 contacts → |
“Servicios de Ingeniería y Consultoría en general y Energía en Particular.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | HQ: Paterna, SpainReported employees: 11-50 | Paterna, Spain | 11-50 | Exact match | 13 contacts → |
“We commit to solving complex challenges, transforming energy and process efficiency into real profitability.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Ifisa Ingeniería Diseño DE Skidsifisa.es HQ: Leioa, SpainReported employees: 11-50 | Leioa, Spain | 11-50 | Exact match | 12 contacts → |
“IFISA es una ingeniería enfocada al mundo de las redes de fluidos industriales: Consultoría energética - Monitorización de equipos - Implantación ISO 50.001 - Legalización de…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Enerwatiaenerwatia.esHQ: Alzira, SpainReported employees: 11-50 | Alzira, Spain | 11-50 | Exact match | 10 contacts → |
“Somos una empresa dedicada a los proyectos de eficiencia y consultoría especializada en el sector energético.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Soren Energia SLsorenenergia.com HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 9 contacts → |
“SOREN Energia és una Empresa de Serveis Energètics (ESE).” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Implica-Timplica-t.com HQ: Castellon, SpainReported employees: 11-50 | Castellon, Spain | 11-50 | Exact match | 9 contacts → |
“Ingeniería y arquitectura dedicada a la asesoría energética.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Zontak Energíazontak.comHQ: León, SpainReported employees: 11-50 | León, Spain | 11-50 | Exact match | 8 contacts → |
“Hola!” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | EGM Energíaegmenergia.com HQ: Viladecans, SpainReported employees: 1-10 | Viladecans, Spain | 1-10 | Exact match | 8 contacts → |
“Somos una ingeniería consultoría proveedora de soluciones en el sector del ahorro y la eficiencia energética en edificios, especializada en el asesoramiento de la gestión integral…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Inerco Inspeccion Y Control S.Ainerco.comHQ: Seville, SpainReported employees: 11-50 | Seville, Spain | 11-50 | Exact match | 6 contacts → |
“INERCO INSPECCION Y CONTROL SA is an environmental services company based out of CALLE TOMÁS ALBA EDISON, SEVILLA, Sevilla, Spain.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 168 company matches
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Natural gas optimization companies: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
168 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for Spain, so it is reported there. Company counts and contact totals on this page are exact for Spain, over 168 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for natural gas optimization companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many natural gas optimization companies did RevenueBase find based in Spain?
The saved snapshot records 168 matching company records, 1,646 tracked contacts and 156 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Natural gas optimization companies by geography
- Natural gas optimization companies based in Argentina
- Natural gas optimization companies based in Australia
- Natural gas optimization companies based in Brazil
- Natural gas optimization companies based in Canada
- Natural gas optimization companies based in Colombia
- Natural gas optimization companies based in France
- Natural gas optimization companies based in Germany
- Natural gas optimization companies based in India
- Natural gas optimization companies based in Indonesia
- Natural gas optimization companies based in Italy
- Natural gas optimization companies based in Malaysia
- Natural gas optimization companies based in the Netherlands
Cite this list
RevenueBase Data Team. Top 25 natural gas optimization companies based in Spain. Snapshot: September 20, 2026. https://revenuebase.ai/companies/natural-gas-optimization-companies/spain.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Natural gas optimization companies based in Argentina
- Natural gas optimization companies based in Australia
- Natural gas optimization companies based in Brazil
- Natural gas optimization companies based in Canada
- Natural gas optimization companies based in Colombia
- Natural gas optimization companies based in France
Company intelligence · public preview
Top 25 natural gas optimization companies based in Spain
RevenueBase records 168 matching company records for natural gas optimization companies based in Spain, with 1,646 tracked contacts and 156 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 20, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 natural gas optimization companies based in Spain
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | AESAaesa.net HQ: Barcelona, SpainReported employees: Not recorded | Barcelona, Spain | Not recorded | Exact match | 351 contacts → |
“Ingeniería y Consultoría Energética orientada a la búsqueda y el desarrollo de soluciones energéticas de alta eficiencia para sus Clientes.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Grupo Trebol Energiagrupotrebolenergia.es HQ: Sant Joan Despi, SpainReported employees: 51-200 | Sant Joan Despi, Spain | 51-200 | Exact match | 84 contacts → |
“We are one of the leading energy business consultancies in Spain.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | NESSness.es HQ: Madrid, SpainReported employees: 11-50 | Madrid, Spain | 11-50 | Exact match | 81 contacts → |
“NESS, empresa de servicios energéticos especializada en la gestión y ahorro energético.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Azigrene Energy Consultingazigrene.es HQ: Valencia/valència, SpainReported employees: 51-200 | Valencia/valència, Spain | 51-200 | Exact match | 58 contacts → |
“Azigrene es una empresa de servicios de Consultoría e Ingeniería Energética, que desarrolla su actividad en- Reducción del coste: Definición de la mejor estrategia de compra…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Grupo Emececuadradoemececuadrado.com HQ: Badajoz, SpainReported employees: 11-50 | Badajoz, Spain | 11-50 | Exact match | 33 contacts → |
“Emececuadrado es una de las principales compañías del sector energético, especializada en el asesoramiento y la optimización de recursos energéticos para empresas, organismos…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Naturelek Energía E Ingenieríanaturelek.com HQ: Derio, SpainReported employees: 51-200 | Derio, Spain | 51-200 | Exact match | 30 contacts → |
“Somos una ingeniería y consultora especializada en eficiencia, gestión y transformación energética para empresas, con un enfoque técnico, integral y orientado a resultados.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Ge&pegeype.com HQ: Seville, SpainReported employees: 11-50 | Seville, Spain | 11-50 | Exact match | 30 contacts → |
“GE & PE was created in 1983 with the purpose of covering the needs and increasingly complex management and efficiency tasks related to the supply and consumption of energy by…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Energy Toolsenergy-tools.net HQ: Olot, SpainReported employees: 11-50 | Olot, Spain | 11-50 | Exact match | 28 contacts → |
“A Energy Tools, empresa líder en el mercat, ajudem, de manera ètica i transparent, les empreses amb grans consums energètics a prendre les millors decisions.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | EDE Ingenierosede-ingenieros.com HQ: SpainReported employees: 11-50 | Spain | 11-50 | Exact match | 28 contacts → |
“Empresa de servicios de Ingeniería y Consultoría Energética e Industrial, que desarrolla su actividad en las áreas de:* Generación y Uso Racional de la Energía en la Industria y…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | OSL Iberiaosl-iberia.com HQ: Cartagena, SpainReported employees: 51-200 | Cartagena, Spain | 51-200 | Exact match | 27 contacts → |
“OSL Iberia es una Ingeniería multidisciplinar con presencia internacional, formado por un equipo de profesionales creativos, que desarrolla e implementa soluciones de calidad y…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Soltec Ingenieros S.Lsoltecingenieros.com HQ: Vigo, SpainReported employees: 11-50 | Vigo, Spain | 11-50 | Exact match | 23 contacts → |
“Soltec Ingenieros SL, founded in 2001, is an independent engineering and consulting firm based in Vigo, Spain.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Cavo Energíascavoenergias.com HQ: Valencia, SpainReported employees: 11-50 | Valencia, Spain | 11-50 | Exact match | 20 contacts → |
“Empresa de servicios energéticos, especializada en diversas disciplinas en materia de ahorro energético y con una amplia formación derivada de sus más de 15 años de experiencia en…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Mtech Energy Consultingmtechconsulting.es HQ: Pinto, SpainReported employees: 1-10 | Pinto, Spain | 1-10 | Exact match | 19 contacts → |
“Impulsamos la transformación digital de nuestros clientes en el ámbito de la energía, siendo especialistas en la gestión inteligente de los datos, prestando servicios de…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Integra Ingenieríaintegra-sti.com HQ: Manises, SpainReported employees: 11-50 | Manises, Spain | 11-50 | Exact match | 18 contacts → |
“í.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Eficae Solucioneseficaesoluciones.com HQ: Badajoz, SpainReported employees: 11-50 | Badajoz, Spain | 11-50 | Exact match | 15 contacts → |
“Eficae Soluciones was founded in 2016 from the collaboration between three industrial engineers graduated from the University of Extremadura forming a multidisciplinary team in…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Aliara Energíaaliaraenergia.es HQ: Pozuelo De Alarcón, SpainReported employees: 11-50 | Pozuelo De Alarcón, Spain | 11-50 | Exact match | 15 contacts → |
“Aliara personaliza las soluciones de eficiencia energética relacionadas con el gas natural: desde la auditoria energética, la financiación de proyectos o el mantenimiento con…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Ingebau Soluciones DE Ingeniería SLingebau.com HQ: Seville, SpainReported employees: 1-10 | Seville, Spain | 1-10 | Exact match | 14 contacts → |
“Servicios de Ingeniería y Consultoría en general y Energía en Particular.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | HQ: Paterna, SpainReported employees: 11-50 | Paterna, Spain | 11-50 | Exact match | 13 contacts → |
“We commit to solving complex challenges, transforming energy and process efficiency into real profitability.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Ifisa Ingeniería Diseño DE Skidsifisa.es HQ: Leioa, SpainReported employees: 11-50 | Leioa, Spain | 11-50 | Exact match | 12 contacts → |
“IFISA es una ingeniería enfocada al mundo de las redes de fluidos industriales: Consultoría energética - Monitorización de equipos - Implantación ISO 50.001 - Legalización de…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Enerwatiaenerwatia.es HQ: Alzira, SpainReported employees: 11-50 | Alzira, Spain | 11-50 | Exact match | 10 contacts → |
“Somos una empresa dedicada a los proyectos de eficiencia y consultoría especializada en el sector energético.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Soren Energia SLsorenenergia.com HQ: Barcelona, SpainReported employees: 1-10 | Barcelona, Spain | 1-10 | Exact match | 9 contacts → |
“SOREN Energia és una Empresa de Serveis Energètics (ESE).” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Implica-Timplica-t.com HQ: Castellon, SpainReported employees: 11-50 | Castellon, Spain | 11-50 | Exact match | 9 contacts → |
“Ingeniería y arquitectura dedicada a la asesoría energética.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Zontak Energíazontak.com HQ: León, SpainReported employees: 11-50 | León, Spain | 11-50 | Exact match | 8 contacts → |
“Hola!” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | EGM Energíaegmenergia.com HQ: Viladecans, SpainReported employees: 1-10 | Viladecans, Spain | 1-10 | Exact match | 8 contacts → |
“Somos una ingeniería consultoría proveedora de soluciones en el sector del ahorro y la eficiencia energética en edificios, especializada en el asesoramiento de la gestión integral…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Inerco Inspeccion Y Control S.Ainerco.com HQ: Seville, SpainReported employees: 11-50 | Seville, Spain | 11-50 | Exact match | 6 contacts → |
“INERCO INSPECCION Y CONTROL SA is an environmental services company based out of CALLE TOMÁS ALBA EDISON, SEVILLA, Sevilla, Spain.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 168 company matches
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Natural gas optimization companies: dataset insights
September 20, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
168 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for Spain, so it is reported there. Company counts and contact totals on this page are exact for Spain, over 168 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 20, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for natural gas optimization companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many natural gas optimization companies did RevenueBase find based in Spain?
The saved snapshot records 168 matching company records, 1,646 tracked contacts and 156 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 20, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 natural gas optimization companies based in Spain. Snapshot: September 20, 2026. https://revenuebase.ai/companies/natural-gas-optimization-companies/spain.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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